Heatherley, J. L. (1971). Unworld people. Harper & Row.
Chicagoスタイル(17版)引用形式Heatherley, Joyce L. Unworld People. Cambridge: Harper & Row, 1971.
MLA(9版)引用形式Heatherley, Joyce L. Unworld People. Harper & Row, 1971.
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APA(7版)引用形式